ASTM A815 S32205-S Reducer
The ASTM A815 specification outlines the requirements for seamless and welded forged or rolled steel pipe fittings for high-temperature, high-pressure services like oil and gas industries. The grade S32205 refers to the stainless steel alloy typically used in these fittings.
S32205 is the UNS (Unified Numbering System) designation for duplex stainless steel. It's a combination of austenitic and ferritic stainless steel, offering both high corrosion resistance and high strength. This makes it ideal for applications in harsh environments such as sea water, chemical processing, and petrochemical industries.
A "reducer" in this context is a type of pipe fitting that is used to change the diameter of a pipe. There are different types of reducers:
1. Long Reducer: It reduces the pipe size gradually over its length, which can be beneficial in applications where flow disturbances need to be minimized.
2. Short Reducer: It has a shorter length compared to the long reducer. This type of reducer can be more suitable when space is limited.
3. Reduction Elbow: It combines the function of a reducer and an elbow (a pipe fitting that changes the direction of the fluid flow).
When specifying an ASTM A815 S32205 reducer, you'll want to consider factors such as the material grade (S32205), the size of the pipes it will connect, the pressure rating, the type of reducer (long, short, or reduction elbow), and whether it's seamless or welded.
Always consult with a professional or the manufacturer for specific requirements and recommendations based on your application needs.
UNS S32205 Duplex Stainless Steel Piping Fittings
| STANDARD | UNS | WERKSTOFF NR. |
| Duplex 2205 | S32205 | 1.4462 |
ASTM A815 / A815M Duplex UNS S32205 Pipe Fittings Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| S32205 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 21.0 – 23.0 | 2.50 - 3.50 | 4.50 – 6.50 | 0.8 – 0.20 | 63.54 min |
ASME SA815 Duplex UNS S32205 Butt weld Fittings Mechanical Properties
| Grade | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| S32205 | 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 116000 , MPa – 800 | Psi – 80000 , MPa – 550 | 15 % |
Applications Of ASTM A815 S32205 Reducer:
1. Petrochemical Industry
2. Power Generation
3. Marine Applications
4. Water Treatment
5. Food and Beverage Industry
6. Aerospace
7. Biotechnology and Pharmaceutical Industry
